diff mbox series

[2/2] RDMA/erdma: Use the non-atomic bitmap API when applicable

Message ID 3f311a4ebfff657c3e9ccbe754baf8be6ece4306.1657301795.git.christophe.jaillet@wanadoo.fr (mailing list archive)
State Awaiting Upstream
Headers show
Series [1/2] RDMA/erdma: Use the bitmap API to allocate bitmaps | expand

Commit Message

Christophe JAILLET July 8, 2022, 5:37 p.m. UTC 
Usages of the 'comp_wait_bitmap' bitmap is protected with a spinlock, so
non-atomic functions can be used to set/clear bits.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/infiniband/hw/erdma/erdma_cmdq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/erdma/erdma_cmdq.c b/drivers/infiniband/hw/erdma/erdma_cmdq.c
index 0489838d9717..e3d426668788 100644
--- a/drivers/infiniband/hw/erdma/erdma_cmdq.c
+++ b/drivers/infiniband/hw/erdma/erdma_cmdq.c
@@ -47,7 +47,7 @@  static struct erdma_comp_wait *get_comp_wait(struct erdma_cmdq *cmdq)
 		return ERR_PTR(-ENOMEM);
 	}
 
-	set_bit(comp_idx, cmdq->comp_wait_bitmap);
+	__set_bit(comp_idx, cmdq->comp_wait_bitmap);
 	spin_unlock(&cmdq->lock);
 
 	return &cmdq->wait_pool[comp_idx];
@@ -60,7 +60,7 @@  static void put_comp_wait(struct erdma_cmdq *cmdq,
 
 	cmdq->wait_pool[comp_wait->ctx_id].cmd_status = ERDMA_CMD_STATUS_INIT;
 	spin_lock(&cmdq->lock);
-	used = test_and_clear_bit(comp_wait->ctx_id, cmdq->comp_wait_bitmap);
+	used = __test_and_clear_bit(comp_wait->ctx_id, cmdq->comp_wait_bitmap);
 	spin_unlock(&cmdq->lock);
 
 	WARN_ON(!used);